Bajada de Aramani to Caballo Cunca: Arenig, Bolivia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Cephalopoda - Orthocerida - Orthoceratidae
Michelinoceras sp. Foerste 1932
Trilobita - Asaphida - Asaphidae
Notopeltis sp. Harrington and Leanza 1957
Pterobranchia - Graptoloidea - Phyllograptidae
Pterobranchia - Graptoloidea - Pterograptidae
see common names

Geography
Country:Bolivia State/province:Ayopaya
Coordinates: 17.0° South, 67.0° West (view map)
Paleocoordinates:33.6° South, 161.3° West (Wright 2013)
Geographic resolution:local area
Time
Period: Ordovician
10 m.y. bin: Ordovician 2-3
*Period:Early/Lower Ordovician *Epoch:Arenig
Key time interval: Arenig
Age range of interval: 477.1 - 468 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Independencia
Stratigraphic resolution:formation
Lithology and environment
Primary lithology:gray lithified "shale"
Lithology description: dark to bluish gray schists and phyllites
Environment:offshore
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Collection method comments: JA: marked by Novack-Gottshall without explanation as omitting some genera, some macrofossils, some microfossils, and species names, but apparently complete
Metadata
Database number:8842
Authorizer:A. Miller, P. Wagner Enterer:P. Novack-Gottshall, P. Wagner
Modifier:P. Wagner Research group:marine invertebrate
Created:2000-09-01 11:19:40 Last modified:2025-02-22 15:12:02
Access level:the public Released:2000-09-01 11:19:40
Creative Commons license:CC0
Reference information

Primary reference:
675. R. Suarez Soruco. 1976. El sistema ordovicico en Bolivia. Revista Tecnica YPF Bolivia 5(2):111-123 [A. Miller/P. Novack-Gottshall/M. Uhen]